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Whisper Bio-bag Cartridges Complete The Whisper Power Filter Package For A Clean, Easy-to-maintain Aquarium. The Whisper Bio-bag Multi-packs Come Unassembled And Offer Economical Pricing On Larger Quantities.

Three Filters In One For Cleaner Water And Healthier Fish. All Whisper Legacy Filters Use Easy To Change Bio-bags Which Remove Particles Floating In Your Aquarium While Also Removing Discoloration And Odors With It Activated Carbon. Biological Filtration

Three Filters In One For Cleaner Water And Healthier Fish. All Whisper Legacy Filters Use Easy To Change Bio-bags Which Remove Particles Floating In Your Aquarium While Also Removing Discoloration And Odors With It Activated Carbon. Biological Filtration

A Truly Innovative Filtration System Designed For Simplicity And Convenience. From Its Innovative Use Of Timestrip Technology To The New Patented Carbon Fitler Carrier, Every New Feature Has Been Designed With Simplicity And Convenience In Mind. This Is T

A Truly Innovative Filtration System Designed For Simplicity And Convenience. From Its Innovative Use Of Timestrip Technology To The New Patented Carbon Fitler Carrier, Every New Feature Has Been Designed With Simplicity And Convenience In Mind. This Is T

All Penguin Bio-weel Power Filters Deliver Easy, Three-stage Mechanical, Chemical And Biological Aquarium Filtration. Convenient Penguin Rite-size Filter Cartridges Come Ready To Use With Each Filter.ready To Mechanically And Chemically Remove Waste, Disc

Three Filters In One For Cleaner Water And Healthier Fish. All Whisper Legacy Filters Use Easy To Change Bio-bags Which Remove Particles Floating In Your Aquarium While Also Removing Discoloration And Odors With It Activated Carbon. Bi